${{\mathit \gamma}}$ ENERGY IN ${{\mathit \Upsilon}{(3S)}}$ DECAY

INSPIRE   PDGID:
M081DM
VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 86.19 \pm0.22}$ OUR EVALUATION  Treating systematic errors as correlated
$\bf{ 86.40 \pm0.18}$ OUR AVERAGE
$86.04$ $\pm0.06$ $\pm0.27$
ARTUSO
2005
CLEO ${{\mathit \Upsilon}{(3S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit X}}$
$86$ $\pm1$ 101
CRAWFORD
1992B
CLE2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \ell}^{+}}{{\mathit \ell}^{-}}{{\mathit \gamma}}{{\mathit \gamma}}$
$86.7$ $\pm0.4$ 10319 1
HEINTZ
1992
CSB2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \gamma}}$ X
$86.9$ $\pm0.4$ 157 2
HEINTZ
1992
CSB2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \ell}^{+}}{{\mathit \ell}^{-}}{{\mathit \gamma}}{{\mathit \gamma}}$
$86.4$ $\pm0.1$ $\pm0.4$ 30741
MORRISON
1991
CLE2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \gamma}}$ X
1  A systematic uncertainty on the energy scale of 0.9$\%$ not included. Supersedes NARAIN 1991.
2  A systematic uncertainty on the energy scale of 0.9$\%$ not included. Supersedes HEINTZ 1991.
References